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PKGBUILDs/core/openssl-cryptodev/0001-cryptodev-Fix-issue-with-signature-generation.patch
moonman b6e73123c3 core/openssl-cryptodev to 1.0.1h-1
2014-07-05 01:26:46 -06:00

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From fa47376f4c3e03b18ccd52df53d8c5041155d4ed Mon Sep 17 00:00:00 2001
From: Nikos Mavrogiannopoulos <nmav@gnutls.org>
Date: Fri, 4 Jul 2014 07:31:25 +0200
Subject: [PATCH] cryptodev: Fix issue with signature generation
That patch also enables support for SHA2 hashes, and
removes support for hashes that were never supported by
cryptodev.
---
crypto/engine/eng_cryptodev.c | 192 ++++++++++++++++++++++++++++++------------
1 file changed, 140 insertions(+), 52 deletions(-)
diff --git a/crypto/engine/eng_cryptodev.c b/crypto/engine/eng_cryptodev.c
index 568e131..a1c39e5 100644
--- a/crypto/engine/eng_cryptodev.c
+++ b/crypto/engine/eng_cryptodev.c
@@ -2,6 +2,7 @@
* Copyright (c) 2002 Bob Beck <beck@openbsd.org>
* Copyright (c) 2002 Theo de Raadt
* Copyright (c) 2002 Markus Friedl
+ * Copyright (c) 2012 Nikos Mavrogiannopoulos
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -74,8 +75,6 @@ struct dev_crypto_state {
int d_fd;
#ifdef USE_CRYPTODEV_DIGESTS
- char dummy_mac_key[HASH_MAX_LEN];
-
unsigned char digest_res[HASH_MAX_LEN];
char *mac_data;
int mac_len;
@@ -162,15 +161,21 @@ static struct {
static struct {
int id;
int nid;
- int keylen;
+ int digestlen;
} digests[] = {
+#if 0
+ /* HMAC is not supported */
{ CRYPTO_MD5_HMAC, NID_hmacWithMD5, 16},
{ CRYPTO_SHA1_HMAC, NID_hmacWithSHA1, 20},
- { CRYPTO_RIPEMD160_HMAC, NID_ripemd160, 16/*?*/},
- { CRYPTO_MD5_KPDK, NID_undef, 0},
- { CRYPTO_SHA1_KPDK, NID_undef, 0},
+ { CRYPTO_SHA2_256_HMAC, NID_hmacWithSHA256, 32},
+ { CRYPTO_SHA2_384_HMAC, NID_hmacWithSHA384, 48},
+ { CRYPTO_SHA2_512_HMAC, NID_hmacWithSHA512, 64},
+#endif
{ CRYPTO_MD5, NID_md5, 16},
{ CRYPTO_SHA1, NID_sha1, 20},
+ { CRYPTO_SHA2_256, NID_sha256, 32},
+ { CRYPTO_SHA2_384, NID_sha384, 48},
+ { CRYPTO_SHA2_512, NID_sha512, 64},
{ 0, NID_undef, 0},
};
#endif
@@ -248,13 +253,14 @@ get_cryptodev_ciphers(const int **cnids)
static int nids[CRYPTO_ALGORITHM_MAX];
struct session_op sess;
int fd, i, count = 0;
+ unsigned char fake_key[CRYPTO_CIPHER_MAX_KEY_LEN];
if ((fd = get_dev_crypto()) < 0) {
*cnids = NULL;
return (0);
}
memset(&sess, 0, sizeof(sess));
- sess.key = (caddr_t)"123456789abcdefghijklmno";
+ sess.key = (void*)fake_key;
for (i = 0; ciphers[i].id && count < CRYPTO_ALGORITHM_MAX; i++) {
if (ciphers[i].nid == NID_undef)
@@ -286,6 +292,7 @@ static int
get_cryptodev_digests(const int **cnids)
{
static int nids[CRYPTO_ALGORITHM_MAX];
+ unsigned char fake_key[CRYPTO_CIPHER_MAX_KEY_LEN];
struct session_op sess;
int fd, i, count = 0;
@@ -294,12 +301,12 @@ get_cryptodev_digests(const int **cnids)
return (0);
}
memset(&sess, 0, sizeof(sess));
- sess.mackey = (caddr_t)"123456789abcdefghijklmno";
+ sess.mackey = fake_key;
for (i = 0; digests[i].id && count < CRYPTO_ALGORITHM_MAX; i++) {
if (digests[i].nid == NID_undef)
continue;
sess.mac = digests[i].id;
- sess.mackeylen = digests[i].keylen;
+ sess.mackeylen = 8;
sess.cipher = 0;
if (ioctl(fd, CIOCGSESSION, &sess) != -1 &&
ioctl(fd, CIOCFSESSION, &sess.ses) != -1)
@@ -387,14 +394,14 @@ cryptodev_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
cryp.ses = sess->ses;
cryp.flags = 0;
cryp.len = inl;
- cryp.src = (caddr_t) in;
- cryp.dst = (caddr_t) out;
+ cryp.src = (void*) in;
+ cryp.dst = (void*) out;
cryp.mac = 0;
cryp.op = ctx->encrypt ? COP_ENCRYPT : COP_DECRYPT;
if (ctx->cipher->iv_len) {
- cryp.iv = (caddr_t) ctx->iv;
+ cryp.iv = (void*) ctx->iv;
if (!ctx->encrypt) {
iiv = in + inl - ctx->cipher->iv_len;
memcpy(save_iv, iiv, ctx->cipher->iv_len);
@@ -445,7 +452,7 @@ cryptodev_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
if ((state->d_fd = get_dev_crypto()) < 0)
return (0);
- sess->key = (caddr_t)key;
+ sess->key = (void*)key;
sess->keylen = ctx->key_len;
sess->cipher = cipher;
@@ -715,18 +722,6 @@ digest_nid_to_cryptodev(int nid)
}
-static int
-digest_key_length(int nid)
-{
- int i;
-
- for (i = 0; digests[i].id; i++)
- if (digests[i].nid == nid)
- return digests[i].keylen;
- return (0);
-}
-
-
static int cryptodev_digest_init(EVP_MD_CTX *ctx)
{
struct dev_crypto_state *state = ctx->md_data;
@@ -737,7 +732,6 @@ static int cryptodev_digest_init(EVP_MD_CTX *ctx)
printf("cryptodev_digest_init: Can't get digest \n");
return (0);
}
-
memset(state, 0, sizeof(struct dev_crypto_state));
if ((state->d_fd = get_dev_crypto()) < 0) {
@@ -745,8 +739,8 @@ static int cryptodev_digest_init(EVP_MD_CTX *ctx)
return (0);
}
- sess->mackey = state->dummy_mac_key;
- sess->mackeylen = digest_key_length(ctx->digest->type);
+ sess->mackey = NULL;
+ sess->mackeylen = 0;
sess->mac = digest;
if (ioctl(state->d_fd, CIOCGSESSION, sess) < 0) {
@@ -762,8 +756,8 @@ static int cryptodev_digest_init(EVP_MD_CTX *ctx)
static int cryptodev_digest_update(EVP_MD_CTX *ctx, const void *data,
size_t count)
{
- struct crypt_op cryp;
struct dev_crypto_state *state = ctx->md_data;
+ struct crypt_op cryp;
struct session_op *sess = &state->d_sess;
if (!data || state->d_fd < 0) {
@@ -772,7 +766,7 @@ static int cryptodev_digest_update(EVP_MD_CTX *ctx, const void *data,
}
if (!count) {
- return (0);
+ return (1);
}
if (!(ctx->flags & EVP_MD_CTX_FLAG_ONESHOT)) {
@@ -795,9 +789,9 @@ static int cryptodev_digest_update(EVP_MD_CTX *ctx, const void *data,
cryp.ses = sess->ses;
cryp.flags = 0;
cryp.len = count;
- cryp.src = (caddr_t) data;
+ cryp.src = (void*) data;
cryp.dst = NULL;
- cryp.mac = (caddr_t) state->digest_res;
+ cryp.mac = (void*) state->digest_res;
if (ioctl(state->d_fd, CIOCCRYPT, &cryp) < 0) {
printf("cryptodev_digest_update: digest failed\n");
return (0);
@@ -812,8 +806,6 @@ static int cryptodev_digest_final(EVP_MD_CTX *ctx, unsigned char *md)
struct dev_crypto_state *state = ctx->md_data;
struct session_op *sess = &state->d_sess;
- int ret = 1;
-
if (!md || state->d_fd < 0) {
printf("cryptodev_digest_final: illegal input\n");
return(0);
@@ -827,7 +819,7 @@ static int cryptodev_digest_final(EVP_MD_CTX *ctx, unsigned char *md)
cryp.len = state->mac_len;
cryp.src = state->mac_data;
cryp.dst = NULL;
- cryp.mac = (caddr_t)md;
+ cryp.mac = (void*)md;
if (ioctl(state->d_fd, CIOCCRYPT, &cryp) < 0) {
printf("cryptodev_digest_final: digest failed\n");
return (0);
@@ -838,7 +830,7 @@ static int cryptodev_digest_final(EVP_MD_CTX *ctx, unsigned char *md)
memcpy(md, state->digest_res, ctx->digest->md_size);
- return (ret);
+ return 1;
}
@@ -890,8 +882,8 @@ static int cryptodev_digest_copy(EVP_MD_CTX *to,const EVP_MD_CTX *from)
digest = digest_nid_to_cryptodev(to->digest->type);
- sess->mackey = dstate->dummy_mac_key;
- sess->mackeylen = digest_key_length(to->digest->type);
+ sess->mackey = NULL;
+ sess->mackeylen = 0;
sess->mac = digest;
dstate->d_fd = get_dev_crypto();
@@ -916,34 +908,117 @@ static int cryptodev_digest_copy(EVP_MD_CTX *to,const EVP_MD_CTX *from)
}
-const EVP_MD cryptodev_sha1 = {
+static const EVP_MD cryptodev_sha1 = {
NID_sha1,
- NID_undef,
+ NID_sha1WithRSAEncryption,
SHA_DIGEST_LENGTH,
+#if defined(EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) && defined(EVP_MD_FLAG_DIGALGID_ABSENT)
+ EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|
+ EVP_MD_FLAG_DIGALGID_ABSENT|
+#endif
EVP_MD_FLAG_ONESHOT,
cryptodev_digest_init,
cryptodev_digest_update,
cryptodev_digest_final,
cryptodev_digest_copy,
cryptodev_digest_cleanup,
- EVP_PKEY_NULL_method,
+ EVP_PKEY_RSA_method,
SHA_CBLOCK,
- sizeof(struct dev_crypto_state),
+ sizeof(EVP_MD *)+sizeof(struct dev_crypto_state),
+};
+
+static const EVP_MD cryptodev_sha256 = {
+ NID_sha256,
+ NID_sha256WithRSAEncryption,
+ SHA256_DIGEST_LENGTH,
+#if defined(EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) && defined(EVP_MD_FLAG_DIGALGID_ABSENT)
+ EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|
+ EVP_MD_FLAG_DIGALGID_ABSENT|
+#endif
+ EVP_MD_FLAG_ONESHOT,
+ cryptodev_digest_init,
+ cryptodev_digest_update,
+ cryptodev_digest_final,
+ cryptodev_digest_copy,
+ cryptodev_digest_cleanup,
+ EVP_PKEY_RSA_method,
+ SHA256_CBLOCK,
+ sizeof(EVP_MD *)+sizeof(struct dev_crypto_state),
+};
+static const EVP_MD cryptodev_sha224 = {
+ NID_sha224,
+ NID_sha224WithRSAEncryption,
+ SHA224_DIGEST_LENGTH,
+#if defined(EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) && defined(EVP_MD_FLAG_DIGALGID_ABSENT)
+ EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|
+ EVP_MD_FLAG_DIGALGID_ABSENT|
+#endif
+ EVP_MD_FLAG_ONESHOT,
+ cryptodev_digest_init,
+ cryptodev_digest_update,
+ cryptodev_digest_final,
+ cryptodev_digest_copy,
+ cryptodev_digest_cleanup,
+ EVP_PKEY_RSA_method,
+ SHA256_CBLOCK,
+ sizeof(EVP_MD *)+sizeof(struct dev_crypto_state),
+};
+
+static const EVP_MD cryptodev_sha384 = {
+ NID_sha384,
+ NID_sha384WithRSAEncryption,
+ SHA384_DIGEST_LENGTH,
+#if defined(EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) && defined(EVP_MD_FLAG_DIGALGID_ABSENT)
+ EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|
+ EVP_MD_FLAG_DIGALGID_ABSENT|
+#endif
+ EVP_MD_FLAG_ONESHOT,
+ cryptodev_digest_init,
+ cryptodev_digest_update,
+ cryptodev_digest_final,
+ cryptodev_digest_copy,
+ cryptodev_digest_cleanup,
+ EVP_PKEY_RSA_method,
+ SHA512_CBLOCK,
+ sizeof(EVP_MD *)+sizeof(struct dev_crypto_state),
+};
+
+static const EVP_MD cryptodev_sha512 = {
+ NID_sha512,
+ NID_sha512WithRSAEncryption,
+ SHA512_DIGEST_LENGTH,
+#if defined(EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) && defined(EVP_MD_FLAG_DIGALGID_ABSENT)
+ EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|
+ EVP_MD_FLAG_DIGALGID_ABSENT|
+#endif
+ EVP_MD_FLAG_ONESHOT,
+ cryptodev_digest_init,
+ cryptodev_digest_update,
+ cryptodev_digest_final,
+ cryptodev_digest_copy,
+ cryptodev_digest_cleanup,
+ EVP_PKEY_RSA_method,
+ SHA512_CBLOCK,
+ sizeof(EVP_MD *)+sizeof(struct dev_crypto_state),
};
-const EVP_MD cryptodev_md5 = {
+static const EVP_MD cryptodev_md5 = {
NID_md5,
- NID_undef,
+ NID_md5WithRSAEncryption,
16 /* MD5_DIGEST_LENGTH */,
+#if defined(EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) && defined(EVP_MD_FLAG_DIGALGID_ABSENT)
+ EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|
+ EVP_MD_FLAG_DIGALGID_ABSENT|
+#endif
EVP_MD_FLAG_ONESHOT,
cryptodev_digest_init,
cryptodev_digest_update,
cryptodev_digest_final,
cryptodev_digest_copy,
cryptodev_digest_cleanup,
- EVP_PKEY_NULL_method,
+ EVP_PKEY_RSA_method,
64 /* MD5_CBLOCK */,
- sizeof(struct dev_crypto_state),
+ sizeof(EVP_MD *)+sizeof(struct dev_crypto_state),
};
#endif /* USE_CRYPTODEV_DIGESTS */
@@ -964,6 +1039,18 @@ cryptodev_engine_digests(ENGINE *e, const EVP_MD **digest,
case NID_sha1:
*digest = &cryptodev_sha1;
break;
+ case NID_sha224:
+ *digest = &cryptodev_sha224;
+ break;
+ case NID_sha256:
+ *digest = &cryptodev_sha256;
+ break;
+ case NID_sha384:
+ *digest = &cryptodev_sha384;
+ break;
+ case NID_sha512:
+ *digest = &cryptodev_sha512;
+ break;
default:
#endif /* USE_CRYPTODEV_DIGESTS */
*digest = NULL;
@@ -995,7 +1082,7 @@ bn2crparam(const BIGNUM *a, struct crparam *crp)
return (1);
memset(b, 0, bytes);
- crp->crp_p = (caddr_t) b;
+ crp->crp_p = (void*) b;
crp->crp_nbits = bits;
for (i = 0, j = 0; i < a->top; i++) {
@@ -1248,7 +1335,7 @@ cryptodev_dsa_do_sign(const unsigned char *dgst, int dlen, DSA *dsa)
kop.crk_op = CRK_DSA_SIGN;
/* inputs: dgst dsa->p dsa->q dsa->g dsa->priv_key */
- kop.crk_param[0].crp_p = (caddr_t)dgst;
+ kop.crk_param[0].crp_p = (void*)dgst;
kop.crk_param[0].crp_nbits = dlen * 8;
if (bn2crparam(dsa->p, &kop.crk_param[1]))
goto err;
@@ -1288,7 +1375,7 @@ cryptodev_dsa_verify(const unsigned char *dgst, int dlen,
kop.crk_op = CRK_DSA_VERIFY;
/* inputs: dgst dsa->p dsa->q dsa->g dsa->pub_key sig->r sig->s */
- kop.crk_param[0].crp_p = (caddr_t)dgst;
+ kop.crk_param[0].crp_p = (void*)dgst;
kop.crk_param[0].crp_nbits = dlen * 8;
if (bn2crparam(dsa->p, &kop.crk_param[1]))
goto err;
@@ -1366,9 +1453,10 @@ cryptodev_dh_compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh)
goto err;
kop.crk_iparams = 3;
- kop.crk_param[3].crp_p = (caddr_t) key;
- kop.crk_param[3].crp_nbits = keylen * 8;
+ kop.crk_param[3].crp_p = (void*) key;
+ kop.crk_param[3].crp_nbits = keylen;
kop.crk_oparams = 1;
+ dhret = keylen/8;
if (ioctl(fd, CIOCKEY, &kop) == -1) {
const DH_METHOD *meth = DH_OpenSSL();
@@ -1440,7 +1528,7 @@ ENGINE_load_cryptodev(void)
put_dev_crypto(fd);
if (!ENGINE_set_id(engine, "cryptodev") ||
- !ENGINE_set_name(engine, "BSD cryptodev engine") ||
+ !ENGINE_set_name(engine, "cryptodev engine") ||
!ENGINE_set_ciphers(engine, cryptodev_engine_ciphers) ||
!ENGINE_set_digests(engine, cryptodev_engine_digests) ||
!ENGINE_set_ctrl_function(engine, cryptodev_ctrl) ||
--
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